sound volume - sound engineering

[stephen barncard]

Actually I beg differer on the cancellation. If the two sets of signals are
from the same source are indeed identical, phase is locked and of the same
polarity, then the level (voltage) will be additive.

On 6 May 2010 00:02, Malte Pfaff-Brill <revolution at derbrill.de> wrote:

> Hi Sims,
>
> sound pressure is logarithmic. See: http://en.wikipedia.org/wiki/Decibel
>
> Also when you use two players playing the same sound, you might possibly
> well experience (at least partial) phase cancellation of the sound.
>
> See: http://en.wikipedia.org/wiki/Phase_cancellation
>
> Hope that helps,
>
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-- 
-------------------------
Stephen Barncard
Back home in SF